They've been frantically trying to warn America for the past six years: Aviation security is a joke, and it's only a matter of time before terrorists destroy another airplane full of innocent passengers.

The close call in Detroit on Christmas Day has vindicated a group of highly experienced experts -- including former airline pilots, federal air marshals and Federal Aviation Administration inspectors -- who were fired or demoted for pointing out obvious flaws in the nation's post-9/11 aviation security system to their chain of command.